/**
* Highlight the search term
*
* @since 2.0.0
*
* @param string $content Post content
* @return string Post Content
*/
function bsearch_content($content)
{
global $bsearch_settings, $wp_query;
if ($wp_query->is_search() && $bsearch_settings['seamless'] && !is_admin() && in_the_loop() && $bsearch_settings['highlight']) {
$search_query = get_bsearch_query();
$search_query = preg_quote($search_query, '/');
$keys = explode(' ', str_replace(array("'", "\"", """), "", $search_query));
$regEx = '/(?!<[^>]*?>)(' . implode('|', $keys) . ')(?![^<]*?>)/iu';
$content = preg_replace($regEx, '<span class="bsearch_highlight">$1</span>', $content);
}
return apply_filters('bsearch_content', $content);
}
/**
* Fetches the search results for the current search query and returns a comma separated string of IDs.
*
* @since 1.3.3
*
* @return string Blank string or comma separated string of search results' IDs
*/
function bsearch_clause_prepare()
{
global $wp_query, $wpdb;
$search_ids = '';
if ($wp_query->is_search) {
$search_query = get_bsearch_query();
$matches = get_bsearch_matches($search_query, 0);
// Fetch the search results for the search term stored in $search_query
$searches = $matches[0];
// 0 index contains the search results always
if ($searches) {
$search_ids = implode(',', wp_list_pluck($searches, 'ID'));
}
}
/**
* Filters the string of SEARCH IDs returned
*
* @since 2.0.0
*
* @return string $search_ids Blank string or comma separated string of search results' IDs
*/
return apply_filters('bsearch_clause_prepare', $search_ids);
}
/**
* Returns an array with the cleaned-up search string at the zero index and possibly a list of terms in the second.
*
* @since 1.2
*
* @param mixed $search_query The search term.
* @return array Cleaned up search string
*/
function get_bsearch_terms($search_query = '')
{
global $bsearch_settings;
if ('' == $search_query || empty($search_query)) {
$search_query = get_bsearch_query();
}
$s_array[0] = $search_query;
$use_fulltext = $bsearch_settings['use_fulltext'];
/**
If use_fulltext is false OR if all the words are shorter than four chars, add the array of search terms.
Currently this will disable match ranking and won't be quote-savvy.
If we are using fulltext, turn it off unless there's a search word longer than three chars
ideally we'd also check against stopwords here
*/
$search_words = explode(' ', $search_query);
if ($use_fulltext) {
$use_fulltext_proxy = false;
foreach ($search_words as $search_word) {
if (strlen($search_word) > 3) {
$use_fulltext_proxy = true;
}
}
$use_fulltext = $use_fulltext_proxy;
}
if (!$use_fulltext) {
// strip out all the fancy characters that fulltext would use
$search_query = addslashes_gpc($search_query);
$search_query = preg_replace('/, +/', ' ', $search_query);
$search_query = str_replace(',', ' ', $search_query);
$search_query = str_replace('"', ' ', $search_query);
$search_query = trim($search_query);
$search_words = explode(' ', $search_query);
$s_array[0] = $search_query;
// Save original query at [0]
$s_array[1] = $search_words;
// Save array of terms at [1]
}
/**
* Filter array holding the search query and terms
*
* @since 1.2
*
* @param array $s_array Original query is at [0] and array of terms at [1]
*/
return apply_filters('get_bsearch_terms', $s_array);
}
/**
* Change page title. Filters `wp_title`.
*
* @since 1.0
*
* @param string $title
* @return string Title of the page
*/
function bsearch_title($title)
{
if (!is_search()) {
return $title;
}
$search_query = get_bsearch_query();
if (isset($search_query)) {
$bsearch_title = sprintf(__('Search Results for "%s" | %s', 'better-search'), $search_query, $title);
}
/**
* Filters the title of the page
*
* @since 2.0.0
*
* @param string $bsearch_title Title of the page set by Better Search
* @param string $title Original Title of the page
* @param string $search_query Search query
*/
return apply_filters('bsearch_title', $bsearch_title, $title, $search_query);
}
<?php
/**
* Default template when there is no template in the theme folder
*
* @package Better_Search
*/
/* Set the search query if it is missing */
if (!isset($bsearch_settings)) {
global $bsearch_settings;
}
$limit = isset($_GET['limit']) ? intval($_GET['limit']) : $bsearch_settings['limit'];
// Read from GET variable
/* Set the search query if it is missing */
if (!isset($search_query)) {
$search_query = get_bsearch_query();
}
// Get Header
get_header();
?>
<div id="content" class="bsearch_results_page">
<?php
echo get_bsearch_form($search_query);
?>
<div id="bsearchresults">
<h1 class="page-title">
<?php
echo __('Search Results for: ', 'better-search');
/**
* Function to fetch search form.
*
* @since 1.1
*
* @param string $search_query Search query
* @return string Search form
*/
function get_bsearch_form($search_query)
{
if ($search_query == '') {
$search_query = get_bsearch_query();
}
$form = '
<div style="text-align:center"><form method="get" class="bsearchform" action="' . home_url() . '/" >
<label class="hidden" for="s">' . __('Search for:', 'better-search') . '</label>
<input type="text" value="' . $search_query . '" name="s" class="s" />
<input type="submit" class="searchsubmit" value="' . __('Search', 'better-search') . '" />
</form></div>
';
/**
* Filters the title of the page
*
* @since 1.2
*
* @param string $form HTML to display the form
* @param string $search_query Search query
*/
return apply_filters('get_bsearch_form', $form, $search_query);
}
